Hybrid golf club head

• US 8,272,974 B2
• Filed: 06/14/2010
• Issued: 09/25/2012
• Est. Priority Date: 06/18/2009
• Status: Active Grant

• Current Assignee: Callaway Golf Company
• Original Assignee: Callaway Golf Company
• Inventors: Mickelson, Philip A., Stevens, Daniel M., Watson, William C., Hocknell, Alan, Williams, Luke R., Cleveland, Roger
• Primary Examiner(s): BLAU, STEPHEN LUTHER
• Application Number:
  US12/814,744
• Publication Number:
  US 20100323811A1
• Time in Patent Office: 834 Days
• Field of Search: 473/314, 473/328, 473/345, 473/349
• US Class Current: 473/314
• CPC Class Codes: A63B 53/0408 characterised by specific dimensions, e.g. thickness
• CPC Class Codes: A63B 53/0412 Volume
• CPC Class Codes: A63B 53/0433 with special sole configurations
• CPC Class Codes: A63B 53/0466 wood-type
• CPC Class Codes: A63B 53/047 iron-type

Abstract

A hybrid type golf club head is disclosed herein. The hybrid golf club head preferably has an increased heel/toe camber to minimize drag through rough when a golfer swings the hybrid golf club. A sole of the hybrid golf club head is relieved to allow for the face angle to open without the leading edge lifting too high.

Claims

1. A hybrid golf club head comprising:

a body comprising a hosel, a crown section, a sole section and a face section, the body composed of a stainless steel material;

wherein the hybrid golf club head has a volume ranging from 70 to 90 cubic centimeters;

wherein the hybrid golf club head has a mass ranging from 210 grams to 240 grams;

wherein the hybrid golf club head has a loft angle ranging from 18 degrees to 28 degrees;

wherein the hybrid golf club head has a moment of inertia Izz about a center of gravity ranging from 2300 to 2700 grams-centimeters squared and a moment of inertia Ixx about a center of gravity ranging from 1900 to 2500 grams-centimeters squared;

wherein a center of gravity of the hybrid golf club head is forward of the hosel of the hybrid golf club head.

2. The hybrid golf club head according to claim 1 wherein the face section comprises a plurality of scorelines having V-shaped grooves.